The various features of 288P — wide separation of the two components, near - equal component size, high eccentricity and comet - like activity — also make it unique among the few known wide asteroid binaries in the Solar System. (sciencedaily.com)
Jaime E. Pineda et al., «The Formation of a Quadruple Star System with Wide Separation,» Nature, Vol. (creationscience.com)
We have also discovered 1 new Pleiades member and 13 new members of the Perseus OB2 association, including a candidate very wide separation (58 kAU) binary. (arxiv.org)